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Earn +20 ptsQ: How many ways to line 5 students up in a class of 20?
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In how many ways can 7 students line up a a ticket booth?
There are 5040 ways.
How many ways can seven students line up to buy concert tickets?
7
If there are 27 people in a class how do you work out how many different ways can they line up?
27!
How many different ways can a teacher select 5 students from a class of 19 to each perform different task?
19*18*17*16*15 = 1,395,360
In how many different ways can 5 students be arranged for a group picture if all students must face forward and be in a straight line?
For the first spot, you can choose any one of 5 students. For the second spot, you can choose any one of the remaining 4 students. For the third spot, you can choose any one of the remaining 3 students. etc. So the answer is: 5x4x3x2x1 = 120
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